:root{--color-bg-app: #0B0E14;--color-bg-sidebar: #0F1219;--color-bg-surface: #151921;--color-bg-elevated: #1C2030;--color-bg-input: #1A1E2A;--color-bg-hover: #222839;--color-bg-canvas: #2A2E3A;--color-border: #262B38;--color-border-light: #2E3446;--color-border-focus: #4F6BF6;--color-text-primary: #E8ECF4;--color-text-secondary: #8B93A7;--color-text-tertiary: #5C6478;--color-text-inverse: #0B0E14;--color-primary: #4F6BF6;--color-primary-hover: #3D57E0;--color-primary-subtle: rgba(79, 107, 246, .12);--color-primary-text: #A4B4FC;--color-success: #22C55E;--color-success-subtle: rgba(34, 197, 94, .12);--color-warning: #F59E0B;--color-danger: #EF4444;--color-danger-hover: #DC2626;--color-danger-subtle: rgba(239, 68, 68, .1);--color-bg-card: #FFFFFF;--color-bg-card-hover: #F8F9FB;--color-border-card: #E2E5EC;--color-text-card: #1A1D27;--color-text-card-secondary: #6B7280;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", "Fira 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240px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--font-regular);line-height:var(--leading-normal);color:var(--color-text-primary);background-color:var(--color-bg-app);overflow:hidden;height:100vh}#root{height:100vh;overflow:hidden}a{color:var(--color-primary-text);text-decoration:none}img{display:block;max-width:100%}button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit;font-size:inherit}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input[type=number]{-moz-appearance:textfield}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-light);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-tertiary)}.flex{display:flex}.flex-col{flex-direction:column}.flex-row{flex-direction:row}.flex-1{flex:1}.flex-shrink-0{flex-shrink:0}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-1{gap:var(--space-1)}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.overflow-hidden{overflow:hidden}.overflow-auto{overflow:auto}.overflow-y-auto{overflow-y:auto}.relative{position:relative}.absolute{position:absolute}.fixed{position:fixed}.inset-0{top:0;right:0;bottom:0;left:0}.w-full{width:100%}.h-full{height:100%}.h-screen{height:100vh}.min-w-0{min-width:0}.p-2{padding:var(--space-2)}.p-3{padding:var(--space-3)}.p-4{padding:var(--space-4)}.p-6{padding:var(--space-6)}.px-3{padding-left:var(--space-3);padding-right:var(--space-3)}.px-4{padding-left:var(--space-4);padding-right:var(--space-4)}.px-6{padding-left:var(--space-6);padding-right:var(--space-6)}.py-2{padding-top:var(--space-2);padding-bottom:var(--space-2)}.py-3{padding-top:var(--space-3);padding-bottom:var(--space-3)}.py-4{padding-top:var(--space-4);padding-bottom:var(--space-4)}.mb-1{margin-bottom:var(--space-1)}.mb-2{margin-bottom:var(--space-2)}.mb-3{margin-bottom:var(--space-3)}.mb-4{margin-bottom:var(--space-4)}.mb-6{margin-bottom:var(--space-6)}.mt-2{margin-top:var(--space-2)}.text-xs{font-size:var(--text-xs)}.text-sm{font-size:var(--text-sm)}.text-base{font-size:var(--text-base)}.text-md{font-size:var(--text-md)}.text-lg{font-size:var(--text-lg)}.text-xl{font-size:var(--text-xl)}.text-2xl{font-size:var(--text-2xl)}.font-medium{font-weight:var(--font-medium)}.font-semibold{font-weight:var(--font-semibold)}.font-bold{font-weight:var(--font-bold)}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-tertiary{color:var(--color-text-tertiary)}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.uppercase{text-transform:uppercase}.tracking-wide{letter-spacing:.05em}.select-none{-webkit-user-select:none;user-select:none}.border{border:1px 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var(--transition-normal);border-radius:var(--radius-xl)}.template-card-create:hover{border-color:var(--color-primary);background:var(--color-primary-subtle)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:50;padding:var(--space-6)}.modal{background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);width:100%;max-height:85vh;display:flex;flex-direction:column;overflow:hidden;animation:modalIn .2s ease}@keyframes modalIn{0%{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-sm{max-width:420px}.modal-md{max-width:560px}.modal-lg{max-width:800px}.modal-xl{max-width:1000px}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-6);border-bottom:1px solid 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var(--transition-fast)}.sw-elements-title{font-size:var(--text-xs);font-weight:var(--font-bold);color:#6b7280;letter-spacing:.08em}.sw-elements-arrow{color:#6b7280;display:flex;align-items:center}.sw-elements-list{margin-bottom:var(--space-1);width:200px;padding:var(--space-1);max-height:300px;overflow-y:auto}.sw-element-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-2-5) var(--space-3);border-radius:var(--radius-md);cursor:pointer;margin-bottom:2px;transition:all var(--transition-fast);background:#fff;border:1px solid #E5E7EB}.sw-element-item:hover{border-color:#4a7fbf;background:#f0f4ff}.sw-element-item.selected{border-color:#4a7fbf;background:#ebf0ff}.sw-element-name{font-size:var(--text-sm);font-weight:var(--font-medium);color:#374151;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.smart-guides{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:100}.smart-guide-line{stroke:var(--color-primary);stroke-width:1;stroke-dasharray:4,3}.smart-guide-center{stroke:var(--color-danger);stroke-width:1;stroke-dasharray:4,3}.save-toast{position:fixed;top:var(--space-4);right:var(--space-4);z-index:50;display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3) var(--space-4);background:var(--color-bg-elevated);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);animation:slideInRight .3s ease}@keyframes 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var(--color-primary-subtle)}.asset-item-check{position:absolute;top:var(--space-2);right:var(--space-2);width:20px;height:20px;border-radius:50%;background:var(--color-primary);display:flex;align-items:center;justify-content:center;color:#fff;z-index:2}.asset-item-label{position:absolute;bottom:0;left:0;right:0;padding:var(--space-6) var(--space-2) var(--space-2);background:linear-gradient(to top,rgba(0,0,0,.8),transparent);opacity:0;transition:opacity var(--transition-normal)}.asset-item:hover .asset-item-label{opacity:1}.asset-item-label span{font-size:var(--text-xs);color:#fff;font-weight:var(--font-medium);display:block;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.preset-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-2)}.preset-btn{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-3);border-radius:var(--radius-md);border:1px solid var(--color-border);cursor:pointer;transition:all var(--transition-fast);background:transparent}.preset-btn:hover{background:var(--color-bg-hover);border-color:var(--color-border-light)}.preset-btn.active{background:var(--color-primary-subtle);border-color:var(--color-primary)}.preset-icon{border:2px solid var(--color-text-tertiary);border-radius:2px}.preset-btn.active .preset-icon{border-color:var(--color-primary);background:var(--color-primary-subtle)}.preset-label{font-size:var(--text-xs);color:var(--color-text-secondary);font-family:var(--font-mono)}.editor-bottom-bar{position:absolute;bottom:var(--space-4);right:var(--space-4);z-index:25;display:flex;align-items:center;gap:var(--space-2)}.editor-bottom-bar .btn{height:36px;padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:var(--font-medium);border-radius:var(--radius-md);background:#fff;color:#374151;border:1px solid #D1D5DB;box-shadow:0 1px 3px #00000014}.editor-bottom-bar .btn:hover{background:#f3f4f6;border-color:#9ca3af}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:var(--space-6)}.curl-modal{max-width:700px}.curl-code{background:var(--color-bg-app);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4);font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-text-primary);overflow-x:auto;white-space:pre-wrap;word-break:break-all;max-height:300px;overflow-y:auto;line-height:1.6}.curl-copy-btn{height:28px!important;padding:var(--space-1) var(--space-3)!important;font-size:var(--text-xs)!important;border-radius:var(--radius-md)!important;background:var(--color-bg-elevated)!important}.curl-element-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) var(--space-3);background:var(--color-bg-elevated);border-radius:var(--radius-md);border:1px solid var(--color-border)}.curl-element-type{font-size:var(--text-xs);font-weight:var(--font-semibold);text-transform:uppercase;letter-spacing:.05em;padding:2px 8px;border-radius:var(--radius-sm);color:#fff}.curl-element-type--text{background:#8b5cf6}.curl-element-type--image{background:#3b82f6}.curl-element-type--rectangle{background:#f59e0b}.panel-section-header{margin-bottom:var(--space-2)}.canvas-preset-item:hover{border-color:var(--color-primary)!important;background:var(--color-primary-subtle)!important}.canvas-preset-btn:hover div:first-child{border-color:var(--color-primary)}.canvas-size-panel{border-left:none;border-right:1px solid var(--color-border)}.library-modal{display:flex;flex-direction:column}.library-btn-action{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:var(--font-semibold);border-radius:var(--radius-md);border:1px solid var(--color-border);cursor:pointer;transition:all var(--transition-fast);background:var(--color-bg-elevated);color:var(--color-text-secondary);height:36px}.library-btn-action:hover:not(:disabled){opacity:.9}.library-btn-action:disabled{opacity:.4;cursor:not-allowed}.library-sidebar{width:200px;background:#eef1f5;border-right:1px solid #D8DCE4;display:flex;flex-direction:column;padding:var(--space-3);flex-shrink:0}.library-folder-btn{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:var(--radius-lg);border:1px solid #D8DCE4;background:#fff;color:#4a7fbf;cursor:pointer;transition:all var(--transition-fast)}.library-folder-btn:hover,.library-folder-btn.active{border-color:#4a7fbf;background:#e8f0fe}.library-main{flex:1;overflow-y:auto;background:#f4f6f9;padding:var(--space-4)}.library-url-bar{display:flex;gap:var(--space-2);margin-bottom:var(--space-4);padding:var(--space-3);background:#fff;border-radius:var(--radius-lg);border:1px solid #D8DCE4}.library-url-bar .input{background:#f4f6f9;border-color:#d8dce4;color:#333}.library-grid-header{margin-bottom:var(--space-3);color:#666}.library-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-4)}.library-card{background:#fff;border:2px solid #E2E5EC;border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all var(--transition-normal);position:relative;text-align:center}.library-card:hover{border-color:#4a7fbf;box-shadow:0 2px 8px #00000014}.library-card.selected{border-color:#4a7fbf;box-shadow:0 0 0 2px #4a7fbf4d}.library-card-preview{height:140px;display:flex;align-items:center;justify-content:center;background-image:linear-gradient(45deg,#E8E8E8 25%,transparent 25%),linear-gradient(-45deg,#E8E8E8 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#E8E8E8 75%),linear-gradient(-45deg,transparent 75%,#E8E8E8 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;background-color:#f8f8f8;overflow:hidden}.library-card-preview img{display:block}.library-card-name{padding:var(--space-2) var(--space-3);font-size:var(--text-xs);color:#555;text-align:center;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;background:#fff;border-top:1px solid #F0F0F0}.library-card-check{position:absolute;top:var(--space-2);right:var(--space-2);width:22px;height:22px;border-radius:50%;background:#4a7fbf;display:flex;align-items:center;justify-content:center;color:#fff;z-index:2}.library-empty{grid-column:1 / -1;padding:var(--space-12) var(--space-8);text-align:center;color:#999;font-style:italic;font-size:var(--text-sm);border:2px dashed #D8DCE4;border-radius:var(--radius-lg);background:#fff}