.model-upload{width:100%}.upload-zone{position:relative;border:2px dashed var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-3xl);text-align:center;transition:all var(--transition-base);background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.upload-zone:hover{border-color:var(--color-accent-primary);background:#6366f10d}.upload-zone.dragging{border-color:var(--color-accent-primary);background:#6366f11a;transform:scale(1.02);box-shadow:var(--shadow-glow)}.upload-zone.uploading{pointer-events:none;opacity:.7}.upload-label{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);cursor:pointer}.upload-icon{width:64px;height:64px;color:var(--color-accent-primary);transition:transform var(--transition-base)}.upload-zone:hover .upload-icon{transform:translateY(-4px)}.upload-text{margin:0;font-size:var(--font-size-lg);color:var(--color-text-secondary)}.upload-text-primary{color:var(--color-accent-primary);font-weight:600}.upload-text-secondary{font-size:var(--font-size-sm);color:var(--color-text-muted)}.error-message{display:flex;align-items:center;gap:var(--spacing-sm);margin-top:var(--spacing-md);padding:var(--spacing-md);background:#ef44441a;border:1px solid var(--color-error);border-radius:var(--radius-md);color:var(--color-error);font-size:var(--font-size-sm)}.error-icon{width:20px;height:20px;flex-shrink:0}@media (max-width: 768px){.upload-zone{padding:var(--spacing-xl)}.upload-icon{width:48px;height:48px}.upload-text{font-size:var(--font-size-base)}}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-xl)}.modal-title{font-size:var(--font-size-2xl);font-weight:700;margin:0;background:var(--color-accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.qr-code-container{display:flex;justify-content:center;padding:var(--spacing-xl);background:#fff;border-radius:var(--radius-lg);margin-bottom:var(--spacing-xl)}.modal-body{display:flex;flex-direction:column;gap:var(--spacing-lg)}.modal-description{text-align:center;color:var(--color-text-secondary);margin:0}.modal-description strong{color:var(--color-text-primary)}.url-display{padding:var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);overflow-x:auto}.url-display 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0}.section-header{text-align:center;margin-bottom:var(--spacing-2xl)}.section-title{font-size:var(--font-size-3xl);font-weight:700;margin-bottom:var(--spacing-sm);color:var(--color-text-primary)}.section-description{font-size:var(--font-size-base);color:var(--color-text-muted);margin:0}.models-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:var(--spacing-xl)}.empty-state{padding:var(--spacing-3xl) 0}.empty-state-content{text-align:center;padding:var(--spacing-3xl)}.empty-state-icon{width:96px;height:96px;color:var(--color-text-muted);opacity:.5;margin:0 auto var(--spacing-xl)}.empty-state-title{font-size:var(--font-size-2xl);font-weight:600;color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.empty-state-description{font-size:var(--font-size-base);color:var(--color-text-secondary);margin:0}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-xl)}.feature-card{text-align:center;padding:var(--spacing-xl);background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-base)}.feature-card:hover{border-color:var(--color-border-hover);transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-icon{width:64px;height:64px;margin:0 auto var(--spacing-lg);padding:var(--spacing-md);background:var(--color-accent-gradient);border-radius:var(--radius-lg);color:#fff}.feature-icon 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var(--spacing-lg);background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border)}.ar-title{font-size:var(--font-size-xl);font-weight:600;color:var(--color-text-primary);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ar-viewer-container{position:relative;width:100%;height:60vh;min-height:400px;background:var(--color-bg-secondary)}model-viewer{width:100%;height:100%;background:transparent}.ar-button{position:absolute;bottom:var(--spacing-xl);left:50%;transform:translate(-50%);display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-xl);background:var(--color-accent-gradient);color:#fff;border:none;border-radius:var(--radius-full);font-size:var(--font-size-lg);font-weight:600;cursor:pointer;box-shadow:var(--shadow-xl),var(--shadow-glow);transition:all var(--transition-base);z-index:10}.ar-button:hover{transform:translate(-50%) translateY(-2px);box-shadow:var(--shadow-xl),0 0 30px #6366f180}.ar-button:active{transform:translate(-50%) translateY(0)}.ar-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;background:var(--color-bg-secondary);color:var(--color-text-secondary)}.ar-loading p{margin-top:var(--spacing-md);font-size:var(--font-size-base)}.ar-instructions{padding:var(--spacing-2xl) var(--spacing-lg);display:flex;flex-direction:column;gap:var(--spacing-lg);max-width:800px;margin:0 auto;width:100%}.instruction-card{display:flex;gap:var(--spacing-lg);padding:var(--spacing-lg);background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-radius:var(--radius-lg);transition:all var(--transition-base)}.instruction-card:hover{border-color:var(--color-border-hover);transform:translate(4px)}.instruction-icon{flex-shrink:0;width:48px;height:48px;padding:var(--spacing-sm);background:var(--color-accent-gradient);border-radius:var(--radius-md);color:#fff}.instruction-icon svg{width:100%;height:100%}.instruction-content h3{font-size:var(--font-size-lg);font-weight:600;color:var(--color-text-primary);margin:0 0 var(--spacing-xs) 0}.instruction-content p{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin:0;line-height:1.5}.ar-compatibility{padding:var(--spacing-lg);background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--color-border);text-align:center}.ar-compatibility p{margin:0;font-size:var(--font-size-sm);color:var(--color-text-muted)}.ar-compatibility strong{color:var(--color-text-primary)}.ar-error{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;text-align:center;padding:var(--spacing-xl)}.ar-error h2{font-size:var(--font-size-3xl);color:var(--color-text-primary);margin-bottom:var(--spacing-md)}.ar-error p{font-size:var(--font-size-lg);color:var(--color-text-secondary);margin-bottom:var(--spacing-xl)}@media (max-width: 768px){.ar-viewer-container{height:50vh;min-height:300px}.ar-instructions{padding:var(--spacing-xl) var(--spacing-md)}.instruction-card{flex-direction:column;text-align:center}.instruction-icon{margin:0 auto}}:root{--color-bg-primary: #0a0e1a;--color-bg-secondary: #141824;--color-bg-tertiary: #1e2332;--color-bg-glass: rgba(30, 35, 50, .7);--color-accent-primary: #6366f1;--color-accent-secondary: #8b5cf6;--color-accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--color-text-primary: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-success: #10b981;--color-error: #ef4444;--color-warning: #f59e0b;--color-border: rgba(148, 163, 184, .1);--color-border-hover: rgba(148, 163, 184, .2);--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--radius-sm: .5rem;--radius-md: .75rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4);--shadow-glow: 0 0 20px rgba(99, 102, 241, .3);--transition-fast: .15s ease-in-out;--transition-base: .25s ease-in-out;--transition-slow: .35s ease-in-out;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-bg-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;margin-bottom:var(--spacing-md)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-base)}p{margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}a{color:var(--color-accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-secondary)}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--spacing-lg)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-lg);font-size:var(--font-size-base);font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);text-decoration:none;white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg),var(--shadow-glow)}.btn-primary:active:not(:disabled){transform:translateY(0)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text-primary);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-bg-glass);border-color:var(--color-border-hover)}.btn-ghost{background:transparent;color:var(--color-text-secondary)}.btn-ghost:hover:not(:disabled){background:var(--color-bg-tertiary);color:var(--color-text-primary)}.btn-sm{padding:var(--spacing-xs) var(--spacing-md);font-size:var(--font-size-sm)}.btn-lg{padding:var(--spacing-md) var(--spacing-xl);font-size:var(--font-size-lg)}.btn-icon{padding:var(--spacing-sm);aspect-ratio:1}.card{background:var(--color-bg-glass);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);transition:all var(--transition-base)}.card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-lg)}.card-glass{background:#1e233280;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(148,163,184,.1)}.input{width:100%;padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-size:var(--font-size-base);font-family:var(--font-family);transition:all var(--transition-fast)}.input:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px #6366f11a}.input::placeholder{color:var(--color-text-muted)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);font-size:var(--font-size-xs);font-weight:600;border-radius:var(--radius-full);background:var(--color-bg-tertiary);color:var(--color-text-secondary)}.badge-success{background:#10b9811a;color:var(--color-success)}.badge-error{background:#ef44441a;color:var(--color-error)}.badge-warning{background:#f59e0b1a;color:var(--color-warning)}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.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-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.p-sm{padding:var(--spacing-sm)}.p-md{padding:var(--spacing-md)}.p-lg{padding:var(--spacing-lg)}.p-xl{padding:var(--spacing-xl)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}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-fade-in{animation:fadeIn var(--transition-base) ease-out}.animate-slide-up{animation:slideUp var(--transition-slow) ease-out}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.animate-spin{animation:spin 1s linear infinite}.grid{display:grid;gap:var(--spacing-lg)}.grid-cols-1{grid-template-columns:repeat(1,1fr)}.grid-cols-2{grid-template-columns:repeat(2,1fr)}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.grid-cols-4{grid-template-columns:repeat(4,1fr)}@media (max-width: 768px){:root{--font-size-3xl: 1.75rem;--font-size-4xl: 2rem}.grid-cols-2,.grid-cols-3,.grid-cols-4{grid-template-columns:1fr}.container{padding:0 var(--spacing-md)}}@media (min-width: 769px) and (max-width: 1024px){.grid-cols-3,.grid-cols-4{grid-template-columns:repeat(2,1fr)}}.spinner{width:40px;height:40px;border:4px solid var(--color-bg-tertiary);border-top-color:var(--color-accent-primary);border-radius:50%;animation:spin 1s linear infinite}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0e1acc;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-lg)}.modal-content{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);max-width:500px;width:100%;max-height:90vh;overflow-y:auto;animation:slideUp var(--transition-slow) ease-out}