*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #00d9ff;--secondary-color: #ff00ff;--success-color: #00ff00;--danger-color: #ff4444;--bg-primary: #0f0f1e;--bg-secondary: #1a1a2e;--bg-tertiary: #2a2a4e;--text-primary: #e0e0e0;--text-secondary: #b0b0d0;--border-color: rgba(0, 217, 255, .2);--focus-ring: rgba(0, 217, 255, .7)}html,body{height:100%;width:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-secondary) 100%);color:var(--text-primary);line-height:1.6;overflow-x:hidden}.skip-link{position:absolute;top:-100%;left:1rem;background:var(--primary-color);color:var(--bg-primary);padding:.75rem 1.5rem;border-radius:0 0 4px 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#00d9ff4d;min-height:48px}button:hover{transform:translateY(-2px);box-shadow:0 0 25px #00d9ff80}button:active{transform:translateY(0)}button:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.share-string{padding:.75rem;background:#32325080;border-left:3px solid var(--primary-color);border-radius:4px;font-family:Monaco,Courier New,monospace;font-size:.85rem;margin-bottom:.5rem;word-break:break-all;color:var(--primary-color)}#result-display{margin-top:1rem}canvas{display:block;width:100%;max-width:100%;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:4px;margin:1rem 0}.viz-controls{display:flex;gap:1rem;margin-top:1rem;justify-content:center}.viz-controls button{min-width:150px}.security-demo{padding:2rem;background:#3232504d;border-radius:8px;border:1px solid var(--border-color)}#security-result{margin-top:1.5rem;padding:1rem;background:#1e1e3299;border-radius:4px;border-left:3px solid var(--primary-color)}.uses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.5rem;margin:1rem 0}.use-card{padding:1.5rem;background:#3232504d;border:1px solid var(--border-color);border-radius:8px;transition:all .3s ease}.use-card:hover{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 0 15px #00d9ff33}.use-card h3{margin-top:0;color:var(--secondary-color)}.about-card{padding:2rem;background:#3232504d;border:1px solid var(--border-color);border-radius:8px}.about-header{border-bottom:2px solid var(--border-color);padding-bottom:1.5rem;margin-bottom:1.5rem}.about-header h3{margin:0 0 .5rem;font-size:2rem}.about-header p{color:var(--text-secondary);font-size:1.1rem}.about-content p{margin:1rem 0;line-height:1.8}.about-content strong{color:var(--primary-color)}@media (max-width: 1024px){.gate-section{grid-template-columns:1fr}header h1{font-size:2.5rem}canvas{height:400px}}@media (max-width: 768px){.container{padding:1rem}header{padding:1.5rem;margin-bottom:1.5rem}header h1{font-size:2rem}header p{font-size:1rem}.tab-content{padding:1.5rem}.tab-button{min-width:100px;padding:.75rem .5rem;font-size:.8rem;letter-spacing:0}.uses-grid{grid-template-columns:1fr}h2{font-size:1.5rem}canvas{height:300px}.field-group{flex-wrap:wrap}.field-group label{min-width:100%}.viz-controls{flex-direction:column;align-items:stretch}.viz-controls button{min-width:auto}}@media (max-width: 480px){#app{padding:1rem .5rem}header h1{font-size:1.6rem;letter-spacing:1px}.tab-content,.config-section,.generate-section,.reconstruct-section{padding:1rem}.vault-door{width:100px;height:170px}.gate-visualization{min-height:250px;padding:1rem}.share-string{font-size:.75rem;padding:.5rem}.about-card,.security-demo{padding:1rem}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}@keyframes 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