@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary-hue: 260;--primary-sat: 75%;--primary-light: 55%;--primary-100: hsl(var(--primary-hue), var(--primary-sat), 95%);--primary-200: hsl(var(--primary-hue), var(--primary-sat), 85%);--primary-300: hsl(var(--primary-hue), var(--primary-sat), 70%);--primary-400: hsl(var(--primary-hue), var(--primary-sat), var(--primary-light));--primary-500: hsl(var(--primary-hue), var(--primary-sat), 45%);--primary-600: hsl(var(--primary-hue), var(--primary-sat), 35%);--accent-hue: 180;--accent: hsl(var(--accent-hue), 70%, 55%);--accent-light: hsl(var(--accent-hue), 70%, 65%);--accent-dark: hsl(var(--accent-hue), 70%, 45%);--bg-primary: hsl(230, 25%, 8%);--bg-secondary: hsl(230, 20%, 12%);--bg-tertiary: hsl(230, 18%, 16%);--bg-elevated: hsl(230, 20%, 18%);--text-primary: hsl(0, 0%, 95%);--text-secondary: hsl(0, 0%, 70%);--text-tertiary: hsl(0, 0%, 50%);--border-subtle: hsl(230, 15%, 22%);--border-medium: hsl(230, 15%, 30%);--glass-bg: hsla(230, 20%, 15%, .7);--glass-border: hsla(0, 0%, 100%, .1);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .3);--gradient-primary: linear-gradient(135deg, var(--primary-400), var(--primary-600));--gradient-accent: linear-gradient(135deg, var(--accent), var(--accent-dark));--gradient-glow: radial-gradient(circle at 50% 0%, var(--primary-400), transparent 70%);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--transition-fast: .15s ease-out;--transition-base: .25s ease-out;--transition-slow: .35s ease-out;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .2);--shadow-md: 0 4px 12px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .4);--shadow-glow: 0 0 20px var(--primary-400)}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;top:0;left:0;right:0;height:400px;background:var(--gradient-glow);opacity:.1;pointer-events:none;z-index:0}.app-container{display:flex;height:100vh;position:relative;z-index:1}.sidebar{width:380px;background:var(--glass-bg);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--glass-border);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden}.sidebar::-webkit-scrollbar{width:8px}.sidebar::-webkit-scrollbar-track{background:transparent}.sidebar::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:4px}.sidebar::-webkit-scrollbar-thumb:hover{background:var(--primary-400)}.header{padding:var(--space-xl);border-bottom:1px solid var(--border-subtle)}.logo{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-sm)}.logo-icon{width:40px;height:40px;background:var(--gradient-primary);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;font-size:1.5rem;box-shadow:var(--shadow-glow)}.logo-text h1{font-size:1.5rem;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{font-size:.875rem;color:var(--text-secondary);margin-left:52px}.upload-section{padding:var(--space-xl);border-bottom:1px solid var(--border-subtle)}.section-title{font-size:.875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:var(--space-md)}.upload-area{border:2px dashed var(--border-medium);border-radius:var(--radius-lg);padding:var(--space-2xl);text-align:center;cursor:pointer;transition:all var(--transition-base);background:var(--bg-secondary);position:relative;overflow:hidden}.upload-area:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:var(--gradient-primary);opacity:0;transition:opacity var(--transition-base)}.upload-area:hover{border-color:var(--primary-400);transform:translateY(-2px);box-shadow:var(--shadow-md)}.upload-area:hover:before{opacity:.05}.upload-area.dragover{border-color:var(--accent);background:var(--bg-tertiary);transform:scale(1.02)}.upload-icon{font-size:3rem;margin-bottom:var(--space-md);opacity:.7}.upload-text{font-size:1rem;color:var(--text-primary);margin-bottom:var(--space-sm);font-weight:500}.upload-hint{font-size:.875rem;color:var(--text-tertiary)}#fileInput{display:none}.preview-container{padding:var(--space-lg);display:none}.preview-container.active{display:block}.preview-image{width:100%;border-radius:var(--radius-md);margin-bottom:var(--space-md);border:1px solid var(--border-subtle)}.preview-info{font-size:.875rem;color:var(--text-secondary);display:flex;justify-content:space-between}.settings-section{padding:var(--space-xl);flex:1}.setting-group{margin-bottom:var(--space-xl)}.setting-label{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-sm);font-size:.875rem;font-weight:500;color:var(--text-primary)}.setting-value{color:var(--accent);font-weight:600}input[type=range]{-webkit-appearance:none;width:100%;height:6px;border-radius:3px;background:var(--bg-tertiary);outline:none;border:1px solid var(--border-subtle)}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;border-radius:50%;background:var(--gradient-primary);cursor:pointer;box-shadow:var(--shadow-md);transition:transform var(--transition-fast)}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.2)}input[type=range]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--gradient-primary);cursor:pointer;border:none;box-shadow:var(--shadow-md)}select{width:100%;padding:var(--space-sm) var(--space-md);background:var(--bg-tertiary);border:1px solid var(--border-medium);border-radius:var(--radius-md);color:var(--text-primary);font-size:.875rem;font-family:inherit;cursor:pointer;transition:all var(--transition-base)}select:hover{border-color:var(--primary-400)}select:focus{outline:none;border-color:var(--primary-400);box-shadow:0 0 0 3px hsla(var(--primary-hue),var(--primary-sat),var(--primary-light),.1)}.btn{padding:var(--space-sm) var(--space-lg);border:none;border-radius:var(--radius-md);font-size:.875rem;font-weight:600;cursor:pointer;transition:all var(--transition-base);font-family:inherit;display:inline-flex;align-items:center;gap:var(--space-sm);justify-content:center}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-medium)}.btn-secondary:hover{background:var(--bg-elevated);border-color:var(--primary-400)}.action-buttons{display:flex;gap:var(--space-md);margin-top:var(--space-lg)}.action-buttons .btn{flex:1}.viewport{flex:1;position:relative;background:var(--bg-secondary)}#canvas-container{width:100%;height:100%}.loading-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:#000c;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);display:none;align-items:center;justify-content:center;z-index:100}.loading-overlay.active{display:flex}.loading-content{text-align:center}.spinner{width:60px;height:60px;border:4px solid var(--border-medium);border-top-color:var(--primary-400);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto var(--space-lg)}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{font-size:1rem;color:var(--text-secondary)}.controls-info{position:absolute;bottom:var(--space-lg);left:var(--space-lg);background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:var(--space-md) var(--space-lg);border-radius:var(--radius-lg);border:1px solid var(--glass-border);box-shadow:var(--shadow-lg);max-width:300px}.controls-info h3{font-size:.875rem;font-weight:600;margin-bottom:var(--space-sm);color:var(--primary-300)}.controls-list{font-size:.75rem;color:var(--text-secondary);line-height:1.8}.controls-list div{display:flex;justify-content:space-between;gap:var(--space-md)}.key{font-family:monospace;background:var(--bg-tertiary);padding:.125rem .375rem;border-radius:var(--radius-sm);font-weight:600;color:var(--text-primary)}.stats-panel{position:absolute;top:var(--space-lg);right:var(--space-lg);background:var(--glass-bg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:var(--space-md);border-radius:var(--radius-md);border:1px solid var(--glass-border);font-size:.75rem;color:var(--text-secondary);font-family:monospace;display:none}.stats-panel.active{display:block}@media (max-width: 1024px){.sidebar{width:320px}}@media (max-width: 768px){.app-container{flex-direction:column}.sidebar{width:100%;max-height:50vh;border-right:none;border-bottom:1px solid var(--glass-border)}.viewport{height:50vh}.controls-info{display:none}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.setting-group{animation:fadeIn var(--transition-slow) ease-out backwards}.setting-group:nth-child(1){animation-delay:0ms}.setting-group:nth-child(2){animation-delay:50ms}.setting-group:nth-child(3){animation-delay:.1s}.setting-group:nth-child(4){animation-delay:.15s}.setting-group:nth-child(5){animation-delay:.2s}.setting-group:nth-child(6){animation-delay:.25s}:focus-visible{outline:2px solid var(--primary-400);outline-offset:2px}button:disabled{opacity:.5;cursor:not-allowed}@media print{.sidebar{display:none}.viewport{width:100%}}