*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a25;--bg-elevated: #222230;--glass-bg: rgba(255, 255, 255, .03);--glass-border: rgba(255, 255, 255, .08);--glass-hover: rgba(255, 255, 255, .06);--accent-primary: #00d4aa;--accent-secondary: #00b4d8;--accent-gradient: linear-gradient(135deg, #00d4aa 0%, #0891b2 50%, #00b4d8 100%);--accent-glow: rgba(0, 212, 170, .3);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--text-tertiary: rgba(255, 255, 255, .5);--text-muted: rgba(255, 255, 255, .3);--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--info: #3b82f6;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .5);--shadow-glow: 0 0 20px var(--accent-glow);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1.125rem}.glass-card{background:var(--glass-bg);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius-lg);transition:all var(--transition-normal)}.glass-card:hover{background:var(--glass-hover);border-color:#ffffff1f}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);font-size:.875rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);outline:none}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-glow)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--glass-bg);color:var(--text-primary);border:1px solid var(--glass-border)}.btn-secondary:hover{background:var(--glass-hover);border-color:var(--accent-primary)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--glass-bg);color:var(--text-primary)}.btn-icon{width:36px;height:36px;padding:0;border-radius:var(--radius-md)}.btn-lg{padding:var(--space-md) var(--space-lg);font-size:1rem}.input{width:100%;padding:var(--space-sm) var(--space-md);font-size:.875rem;color:var(--text-primary);background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);outline:none;transition:all var(--transition-fast)}.input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow)}.input::placeholder{color:var(--text-muted)}.slider{-webkit-appearance:none;appearance:none;width:100%;height:6px;background:var(--bg-tertiary);border-radius:var(--radius-full);outline:none;cursor:pointer}.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:18px;height:18px;background:var(--accent-gradient);border-radius:50%;cursor:pointer;box-shadow:var(--shadow-sm);transition:transform var(--transition-fast)}.slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.slider::-moz-range-thumb{width:18px;height:18px;background:var(--accent-primary);border-radius:50%;cursor:pointer;border:none}.checkbox-wrapper{display:flex;align-items:center;gap:var(--space-sm);cursor:pointer}.checkbox{width:18px;height:18px;accent-color:var(--accent-primary);cursor:pointer}.toggle{position:relative;width:44px;height:24px;background:var(--bg-tertiary);border-radius:var(--radius-full);cursor:pointer;transition:background var(--transition-fast)}.toggle.active{background:var(--accent-primary)}.toggle:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:transform var(--transition-fast)}.toggle.active:after{transform:translate(20px)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-elevated);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-xs{gap:var(--space-xs)}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.text-center{text-align:center}.text-sm{font-size:.875rem}.text-xs{font-size:.75rem}.text-secondary{color:var(--text-secondary)}.text-muted{color:var(--text-muted)}.w-full{width:100%}.h-full{height:100%}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-fadeIn{animation:fadeIn var(--transition-normal) ease}.animate-slideUp{animation:slideUp var(--transition-normal) ease}.animate-pulse{animation:pulse 2s ease-in-out infinite}.animate-spin{animation:spin 1s linear infinite}.checkered{background-image:linear-gradient(45deg,#ccc 25%,transparent 25%),linear-gradient(-45deg,#ccc 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#ccc 75%),linear-gradient(-45deg,transparent 75%,#ccc 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0px;background-color:#fff}.app-container{display:flex;flex-direction:column;min-height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-lg);background:var(--bg-secondary);border-bottom:1px solid var(--glass-border)}.app-logo{display:flex;align-items:center;gap:var(--space-sm);font-family:"Outfit",var(--font-sans);font-size:1.35rem;font-weight:700;letter-spacing:-.02em;background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-main{flex:1;display:grid;grid-template-columns:280px 1fr 280px;gap:var(--space-md);padding:var(--space-md)}.app-sidebar,.app-editor{display:flex;flex-direction:column;gap:var(--space-md)}.app-footer{padding:var(--space-md) var(--space-lg);background:var(--bg-secondary);border-top:1px solid var(--glass-border)}.panel{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:var(--space-md)}.panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-md);padding-bottom:var(--space-sm);border-bottom:1px solid var(--glass-border)}.panel-title{font-size:.875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary)}.control-group{display:flex;flex-direction:column;gap:var(--space-xs)}.control-label{display:flex;align-items:center;justify-content:space-between;font-size:.8125rem;color:var(--text-secondary)}.control-value{font-weight:500;color:var(--text-primary)}.platform-buttons{display:flex;flex-wrap:wrap;gap:var(--space-xs)}.platform-btn{padding:var(--space-xs) var(--space-sm);font-size:.75rem;font-weight:500;background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.platform-btn:hover{border-color:var(--accent-primary);color:var(--text-primary)}.platform-btn.active{background:var(--accent-primary);border-color:var(--accent-primary);color:#fff}.size-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(70px,1fr));gap:var(--space-xs)}.size-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:var(--space-sm);background:var(--bg-tertiary);border:1px solid var(--glass-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.size-item:hover{border-color:var(--accent-primary)}.size-item.selected{background:#00d4aa26;border-color:var(--accent-primary)}.size-item .size-value{font-size:.8125rem;font-weight:600}.size-item .size-label{font-size:.625rem;color:var(--text-muted)}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-md);min-height:300px;padding:var(--space-xl);border:2px dashed var(--glass-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-normal)}.upload-zone:hover,.upload-zone.dragging{border-color:var(--accent-primary);background:#00d4aa0d}.upload-zone.dragging{border-style:solid}.upload-icon{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:var(--accent-gradient);border-radius:var(--radius-lg);font-size:1.5rem}.canvas-container{position:relative;display:flex;align-items:center;justify-content:center;min-height:400px;background:var(--bg-tertiary);border-radius:var(--radius-lg);overflow:hidden}.canvas-wrapper{position:relative;display:flex;align-items:center;justify-content:center}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-sm)}.preview-item{display:flex;flex-direction:column;align-items:center;gap:var(--space-xs);padding:var(--space-sm);border-radius:var(--radius-md)}.preview-item.light{background:#fff}.preview-item.dark{background:#1a1a1a}.preview-item.checkered{background-color:transparent}.preview-icon{width:48px;height:48px;border-radius:var(--radius-sm);object-fit:contain}.preview-label{font-size:.625rem;color:var(--text-muted)}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn var(--transition-fast) ease}.modal{width:100%;max-width:480px;max-height:90vh;background:var(--bg-secondary);border:1px solid var(--glass-border);border-radius:var(--radius-xl);overflow:hidden;animation:slideUp var(--transition-normal) ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--glass-border)}.modal-title{font-size:1.125rem;font-weight:600}.modal-body{padding:var(--space-lg);overflow-y:auto}.modal-footer{display:flex;justify-content:flex-end;gap:var(--space-sm);padding:var(--space-md) var(--space-lg);border-top:1px solid var(--glass-border)}.color-picker-wrapper{position:relative}.color-swatch{width:36px;height:36px;border-radius:var(--radius-md);border:2px solid var(--glass-border);cursor:pointer;transition:border-color var(--transition-fast)}.color-swatch:hover{border-color:var(--accent-primary)}.color-input{position:absolute;opacity:0;width:0;height:0}input[type=color]{-webkit-appearance:none;appearance:none;background:transparent;border:2px solid var(--glass-border);border-radius:var(--radius-md);cursor:pointer;padding:0}input[type=color]::-webkit-color-swatch-wrapper{padding:0}input[type=color]::-webkit-color-swatch{border:none;border-radius:var(--radius-sm)}input[type=color]::-moz-color-swatch{border:none;border-radius:var(--radius-sm)}.progress-bar{width:100%;height:6px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.progress-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width var(--transition-normal)}.toast{position:fixed;bottom:var(--space-lg);right:var(--space-lg);padding:var(--space-md) var(--space-lg);background:var(--bg-secondary);border:1px solid var(--glass-border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);animation:slideUp var(--transition-normal) ease;z-index:1100}.toast.success{border-color:var(--success)}.toast.error{border-color:var(--error)}@media(max-width:1200px){.app-main{grid-template-columns:240px 1fr 240px}}@media(max-width:992px){.app-main{grid-template-columns:1fr;padding-bottom:calc(70px + var(--space-sm))}.app-sidebar{display:none}.desktop-only{display:none!important}}@media(max-width:768px){.app-header{padding:var(--space-sm) var(--space-md)}.app-main{padding:var(--space-sm)}.btn{min-height:44px;padding:var(--space-sm) var(--space-md)}.btn-icon{min-width:44px;min-height:44px}.slider::-webkit-slider-thumb{width:24px;height:24px}.slider::-moz-range-thumb{width:24px;height:24px}.modal{max-width:100%;max-height:100%;height:100%;border-radius:0}.modal-body{max-height:calc(100vh - 140px)}}.mobile-bottom-nav{position:fixed;bottom:0;left:0;right:0;display:none;justify-content:space-around;align-items:center;height:70px;background:var(--bg-secondary);border-top:1px solid var(--glass-border);padding-bottom:env(safe-area-inset-bottom,0);z-index:100}@media(max-width:992px){.mobile-bottom-nav{display:flex}}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;flex:1;height:100%;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);-webkit-tap-highlight-color:transparent}.mobile-nav-item:active{transform:scale(.95)}.mobile-nav-item.active{color:var(--accent-primary)}.mobile-nav-item:disabled{opacity:.4;cursor:not-allowed}.mobile-nav-item:disabled:active{transform:none}.mobile-nav-label{font-size:.6875rem;font-weight:500}.mobile-panel-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;animation:fadeIn var(--transition-fast) ease}.mobile-panel{position:absolute;bottom:0;left:0;right:0;max-height:85vh;background:var(--bg-secondary);border-radius:var(--radius-xl) var(--radius-xl) 0 0;animation:slideUpPanel var(--transition-normal) ease;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom,0)}@keyframes slideUpPanel{0%{transform:translateY(100%)}to{transform:translateY(0)}}.mobile-panel-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md) var(--space-lg);border-bottom:1px solid var(--glass-border);position:relative}.mobile-panel-drag-handle{position:absolute;top:8px;left:50%;transform:translate(-50%);width:36px;height:4px;background:var(--text-muted);border-radius:var(--radius-full)}.mobile-panel-title{font-size:1rem;font-weight:600}.mobile-panel-close{background:transparent}.mobile-panel-content{flex:1;overflow-y:auto;padding:var(--space-md);-webkit-overflow-scrolling:touch}@media(max-width:768px){.app-header .btn-primary,.app-logo span{display:none}.app-editor{overflow-y:auto;max-height:calc(100vh - 120px);-webkit-overflow-scrolling:touch}}.mobile-controls-inline{display:none}@media(max-width:992px){.mobile-controls-inline{display:block;margin-top:var(--space-md);padding:var(--space-md);background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-lg)}.mobile-controls-inline .panel{background:transparent;border:none;padding:0}.mobile-controls-inline .panel-header{padding-bottom:var(--space-sm);margin-bottom:var(--space-sm)}}.safe-area-overlay{position:absolute;inset:0;pointer-events:none;z-index:10}.safe-area-ios{border:2px dashed rgba(255,149,0,.7);border-radius:22.5%}.safe-area-android{border:2px dashed rgba(76,175,80,.7)}.safe-area-android-inner{position:absolute;inset:18%;border:2px solid rgba(76,175,80,.9);border-radius:4px}.toolbar{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm);background:var(--bg-secondary);border-radius:var(--radius-md)}.toolbar-divider{width:1px;height:24px;background:var(--glass-border)}.icon-name-list{display:flex;flex-direction:column;gap:var(--space-xs);max-height:300px;overflow-y:auto}.icon-name-item{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm);background:var(--bg-tertiary);border-radius:var(--radius-sm)}.icon-name-size{min-width:60px;font-size:.8125rem;font-weight:500;color:var(--text-secondary)}.icon-name-input{flex:1;padding:var(--space-xs) var(--space-sm);font-size:.8125rem;background:var(--bg-elevated);border:1px solid var(--glass-border);border-radius:var(--radius-sm);color:var(--text-primary)}.icon-name-input:focus{outline:none;border-color:var(--accent-primary)}