@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary: #6366f1;--primary-hover: #4f46e5;--secondary: #8b5cf6;--accent: #06b6d4;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--border: #475569;--glass-bg: rgba(30, 41, 59, .8);--glass-border: rgba(148, 163, 184, .2);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .4);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3)}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}body{font-family:var(--font-sans);background:linear-gradient(135deg,var(--bg-primary) 0%,#1a1a2e 50%,var(--bg-secondary) 100%);color:var(--text-primary);min-height:100vh;line-height:1.6}#root{min-height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:var(--radius-lg)}::-webkit-scrollbar-thumb:hover{background:var(--border)}.app{max-width:1400px;margin:0 auto;padding:var(--space-lg)}.app-header{text-align:center;margin-bottom:var(--space-2xl);padding:var(--space-xl) 0}.app-title{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 50%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-sm)}.app-subtitle{color:var(--text-secondary);font-size:1.1rem;font-weight:400}.main-layout{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl)}@media(max-width:1024px){.main-layout{grid-template-columns:1fr}}.panel{background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--glass-border);border-radius:var(--radius-xl);padding:var(--space-lg);transition:all .3s ease;overflow:hidden;position:relative}.panel:hover{box-shadow:var(--shadow-glow)}.panel-title{font-size:1.25rem;font-weight:600;margin-bottom:var(--space-lg);display:flex;align-items:center;gap:var(--space-sm);position:relative}.panel-title:before{content:"";width:4px;height:24px;min-width:4px;background:linear-gradient(180deg,var(--primary),var(--secondary));border-radius:2px;flex-shrink:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);font-size:.95rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease;text-decoration:none}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));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-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-icon{width:40px;height:40px;padding:0;border-radius:var(--radius-md);background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border)}.btn-icon:hover{background:var(--border)}.form-group{margin-bottom:var(--space-lg)}.form-label{display:block;font-size:.875rem;font-weight:500;color:var(--text-secondary);margin-bottom:var(--space-sm)}.form-input{width:100%;padding:var(--space-sm) var(--space-md);font-size:.95rem;background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius-md);transition:all .2s ease}.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #6366f133}.form-input::placeholder{color:var(--text-muted)}.slider-container{display:flex;align-items:center;gap:var(--space-md)}.slider{flex:1;-webkit-appearance:none;height:6px;background:var(--bg-tertiary);border-radius:3px;outline:none}.slider::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:50%;cursor:pointer;box-shadow:var(--shadow-md);transition:transform .2s ease}.slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.slider-value{min-width:40px;text-align:center;font-size:.875rem;color:var(--text-secondary)}.color-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:var(--space-sm);margin-bottom:var(--space-md)}.color-swatch{aspect-ratio:1;border-radius:var(--radius-md);cursor:pointer;border:2px solid transparent;transition:all .2s ease}.color-swatch:hover{transform:scale(1.1)}.color-swatch.active{border-color:var(--text-primary);box-shadow:0 0 0 2px var(--primary)}.size-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:var(--space-md)}.size-card{background:var(--bg-tertiary);border:2px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-md);text-align:center;cursor:pointer;transition:all .2s ease}.size-card:hover{border-color:var(--primary);transform:translateY(-2px)}.size-card.active{border-color:var(--primary);background:#6366f126;box-shadow:var(--shadow-glow)}.size-card-name{font-weight:600;font-size:.9rem;margin-bottom:var(--space-xs)}.size-card-dimensions{font-size:.8rem;color:var(--text-secondary)}.upload-zone{display:block;position:relative;border:2px dashed var(--border);border-radius:var(--radius-xl);padding:var(--space-2xl);text-align:center;cursor:pointer;transition:all .3s ease;background:var(--bg-tertiary);box-sizing:border-box;width:100%}.upload-zone *{pointer-events:none}.upload-zone:hover,.upload-zone.dragging{border-color:var(--primary);background:#6366f11a}.upload-icon{font-size:3rem;margin-bottom:var(--space-md);opacity:.7}.upload-text{color:var(--text-secondary);margin-bottom:var(--space-sm)}.upload-hint{font-size:.8rem;color:var(--text-muted)}.image-preview{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-tertiary)}.image-preview img{width:100%;height:auto;display:block}.layout-canvas{background:#fff;border-radius:var(--radius-md);margin:var(--space-md) auto;box-shadow:var(--shadow-lg);position:relative;overflow:hidden}.layout-photo{position:absolute;border:1px solid #ddd;background-size:cover;background-position:center;cursor:move}.loading-overlay{position:fixed;inset:0;background:#0f172ae6;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:1000}.spinner{width:48px;height:48px;border:3px solid var(--bg-tertiary);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:var(--space-lg);color:var(--text-secondary);font-size:.95rem}.progress-bar{width:200px;height:4px;background:var(--bg-tertiary);border-radius:2px;margin-top:var(--space-md);overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--secondary));transition:width .3s ease}.tabs{display:flex;gap:var(--space-sm);margin-bottom:var(--space-lg);padding:var(--space-xs);background:var(--bg-tertiary);border-radius:var(--radius-lg)}.tab{flex:1;padding:var(--space-sm) var(--space-md);font-size:.9rem;font-weight:500;color:var(--text-secondary);background:transparent;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.tab:hover{color:var(--text-primary)}.tab.active{background:var(--primary);color:#fff}.quantity-selector{display:flex;align-items:center;gap:var(--space-md)}.quantity-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-size:1.2rem;cursor:pointer;transition:all .2s ease}.quantity-btn:hover{background:var(--border)}.quantity-value{min-width:40px;text-align:center;font-size:1.1rem;font-weight:600}.selected-sizes{display:flex;flex-direction:column;gap:var(--space-sm);margin-top:var(--space-md)}.selected-size-item{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) var(--space-md);background:var(--bg-tertiary);border-radius:var(--radius-md);border:1px solid var(--border)}.selected-size-info{display:flex;align-items:center;gap:var(--space-md)}.selected-size-name{font-weight:500}.selected-size-dims{font-size:.85rem;color:var(--text-secondary)}.export-options{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-md);margin-bottom:var(--space-lg)}.export-option{padding:var(--space-md);background:var(--bg-tertiary);border:2px solid var(--border);border-radius:var(--radius-lg);cursor:pointer;text-align:center;transition:all .2s ease}.export-option:hover{border-color:var(--primary)}.export-option.active{border-color:var(--primary);background:#6366f126}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .3s ease forwards}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.pulse{animation:pulse 2s ease-in-out infinite}@media(max-width:768px){.app{padding:var(--space-md)}.app-title{font-size:1.75rem}.panel{padding:var(--space-md)}.size-grid{grid-template-columns:repeat(2,1fr)}.color-grid{grid-template-columns:repeat(4,1fr)}}