:root{--primary: #22d3ee;--secondary: #d946ef;--accent: #8b5cf6;--magenta: #FF0055;--bg-dark: #0a0a0f;--bg-secondary: #0f172a;--bg-card: rgba(255, 255, 255, .05);--border: rgba(255, 255, 255, .1);--text: #ffffff;--text-secondary: #9ca3af;--sidebar-width: 280px;--toolbar-height: 56px;--properties-width: 320px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-dark);color:var(--text);overflow:hidden;height:100vh}#root{height:100vh;display:flex;flex-direction:column}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.app-container{display:flex;flex-direction:column;height:100vh}.header{height:var(--toolbar-height);background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 16px;flex-shrink:0}.header-logo{display:flex;align-items:center;gap:12px}.header-logo svg{width:32px;height:32px}.header-logo h1{font-size:1.25rem;font-weight:700;background:linear-gradient(135deg,var(--magenta),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.header-actions{display:flex;align-items:center;gap:12px}.main-content{display:flex;flex:1;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;flex-shrink:0}.sidebar-tabs{display:flex;border-bottom:1px solid var(--border)}.sidebar-tab{flex:1;padding:12px;display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer;color:var(--text-secondary);transition:all .2s;border:none;background:none;font-size:.75rem}.sidebar-tab:hover{color:var(--text);background:var(--bg-card)}.sidebar-tab.active{color:var(--primary);background:var(--bg-card)}.sidebar-tab svg{width:20px;height:20px}.sidebar-content{flex:1;overflow-y:auto;padding:16px}.sidebar-section-title{font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:12px}.canvas-container{flex:1;display:flex;align-items:center;justify-content:center;background:#1a1a2e;background-image:radial-gradient(circle at 25px 25px,rgba(255,255,255,.02) 2px,transparent 0);background-size:50px 50px;overflow:hidden;position:relative}.canvas-wrapper{position:relative;box-shadow:0 25px 50px -12px #00000080;border-radius:8px;overflow:hidden}.canvas-element{background:#fff;display:block}.properties-panel{width:var(--properties-width);background:var(--bg-secondary);border-left:1px solid var(--border);overflow-y:auto;flex-shrink:0}.properties-header{padding:16px;border-bottom:1px solid var(--border)}.properties-header h3{font-size:.875rem;font-weight:600}.properties-content{padding:16px}.property-group{margin-bottom:20px}.property-label{font-size:.75rem;color:var(--text-secondary);margin-bottom:8px;display:block}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:8px;font-weight:500;font-size:.875rem;cursor:pointer;transition:all .2s;border:none}.btn-primary{background:linear-gradient(135deg,var(--magenta),var(--secondary));color:#fff}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 20px #f056}.btn-secondary{background:var(--bg-card);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:#ffffff1a;border-color:var(--primary)}.btn-icon{width:40px;height:40px;padding:0;border-radius:8px;background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border)}.btn-icon:hover{background:#ffffff1a;color:var(--text)}.btn-icon.active{background:var(--primary);color:var(--bg-dark);border-color:var(--primary)}.toolbar{display:flex;gap:8px;padding:8px 16px;background:var(--bg-card);border-radius:12px;position:absolute;bottom:24px;left:50%;transform:translate(-50%);z-index:100;border:1px solid var(--border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.toolbar-divider{width:1px;background:var(--border);margin:4px}.elements-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.element-item{aspect-ratio:1;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;color:var(--text-secondary)}.element-item:hover{border-color:var(--primary);color:var(--primary);transform:scale(1.05)}.element-item svg{width:24px;height:24px}.templates-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.template-card{aspect-ratio:1;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;overflow:hidden;cursor:pointer;transition:all .2s;position:relative}.template-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 10px 30px #0000004d}.template-card-preview{width:100%;height:100%;object-fit:cover}.template-card-label{position:absolute;bottom:0;left:0;right:0;padding:8px;background:linear-gradient(transparent,#000c);font-size:.75rem;font-weight:500}.ai-feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:12px;cursor:pointer;transition:all .2s}.ai-feature-card:hover{border-color:var(--secondary);background:#d946ef1a}.ai-feature-icon{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--secondary),var(--accent));display:flex;align-items:center;justify-content:center;margin-bottom:12px}.ai-feature-icon svg{width:20px;height:20px;color:#fff}.ai-feature-title{font-weight:600;font-size:.875rem;margin-bottom:4px}.ai-feature-desc{font-size:.75rem;color:var(--text-secondary);line-height:1.4}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:24px;max-width:500px;width:90%;max-height:80vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-title{font-size:1.25rem;font-weight:700}.modal-close{width:32px;height:32px;border-radius:8px;background:var(--bg-card);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center}.modal-close:hover{color:var(--text);border-color:var(--primary)}.input{width:100%;padding:12px 16px;background:var(--bg-card);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:.875rem;transition:all .2s}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #22d3ee1a}.input::placeholder{color:var(--text-secondary)}.color-picker-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:4px}.color-swatch{aspect-ratio:1;border-radius:4px;cursor:pointer;border:2px solid transparent;transition:all .2s}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border-color:#fff;box-shadow:0 0 0 2px var(--bg-dark)}.font-list{max-height:200px;overflow-y:auto}.font-item{padding:10px 12px;cursor:pointer;border-radius:6px;transition:all .2s}.font-item:hover{background:var(--bg-card)}.font-item.active{background:var(--primary);color:var(--bg-dark)}.spinner{width:24px;height:24px;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;bottom:24px;right:24px;padding:16px 24px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;gap:12px;z-index:2000;animation:slideIn .3s ease}.toast.success{border-color:#10b981}.toast.error{border-color:#ef4444}@keyframes slideIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.upload-zone{border:2px dashed var(--border);border-radius:12px;padding:40px 20px;text-align:center;cursor:pointer;transition:all .2s}.upload-zone:hover{border-color:var(--primary);background:#22d3ee0d}.upload-zone.dragging{border-color:var(--primary);background:#22d3ee1a}.upload-icon{width:48px;height:48px;margin:0 auto 16px;color:var(--text-secondary)}.upload-text{font-size:.875rem;color:var(--text-secondary)}.upload-text strong{color:var(--primary)}@media (max-width: 1024px){.sidebar{width:72px}.sidebar-tab span{display:none}.properties-panel{width:280px}}@media (max-width: 768px){.properties-panel,.header-logo h1{display:none}}