:root{--blue-green: #219ebc;--orange-peel: #ff9800;--white-smoke: #f5f5f5;--jet: #333333;--yellow-green: #8bc34a;--sage: #a3b18a;--imperial-red: #ef5350;--border-radius: 8px;--shadow: 0 4px 10px rgba(0, 0, 0, .1);--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:var(--white-smoke);color:var(--jet);line-height:1.6}.app-container{min-height:100vh;background-color:var(--white-smoke)}.container{max-width:1000px;margin:0 auto;padding:20px}.header{background:linear-gradient(135deg,var(--blue-green),var(--yellow-green));color:#fff;padding:2rem 0;text-align:center;border-radius:var(--border-radius) var(--border-radius) 0 0;margin-bottom:20px;box-shadow:var(--shadow)}.header h1{font-size:2.5rem;margin-bottom:.5rem;font-weight:700}.header p{font-size:1.2rem;opacity:.95;font-weight:400}.card{background-color:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow);padding:30px;margin-bottom:25px;transition:var(--transition)}.card:hover{box-shadow:0 6px 20px #00000026}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;flex-wrap:wrap;gap:15px}.card-header h2{font-size:2rem;font-weight:700;color:var(--jet)}.pet-id{background-color:var(--white-smoke);color:var(--jet);padding:8px 16px;border-radius:20px;font-size:.85rem;font-weight:600;border:2px solid var(--blue-green)}.pet-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px;margin-bottom:30px}.detail-item{background-color:#fafafa;border-radius:var(--border-radius);padding:20px;border-left:4px solid var(--blue-green);transition:var(--transition)}.detail-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px #219ebc26}.detail-label{font-weight:700;color:var(--blue-green);margin-bottom:10px;font-size:.9rem;text-transform:uppercase;letter-spacing:1px}.detail-value{font-size:1.1rem;color:var(--jet);line-height:1.5;min-height:24px;font-weight:500}.qr-section{text-align:center;margin:40px 0;padding:30px;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:var(--border-radius);border:1px solid #dee2e6}.qr-section h3{font-size:1.5rem;font-weight:600;margin-bottom:20px;color:var(--jet)}.qr-placeholder{width:200px;height:200px;margin:0 auto 20px;background-color:#fff;display:flex;align-items:center;justify-content:center;border:3px dashed var(--blue-green);border-radius:var(--border-radius);font-size:1rem;color:var(--blue-green);font-weight:600;transition:var(--transition)}.qr-placeholder:hover{border-color:var(--yellow-green);color:var(--yellow-green)}.qr-section p{color:#666;font-size:1rem;font-style:italic}.actions{text-align:center;margin-top:40px;display:flex;justify-content:center;gap:15px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 30px;border:none;border-radius:var(--border-radius);cursor:pointer;font-size:1rem;font-weight:600;text-decoration:none;transition:var(--transition);min-width:140px;gap:8px}.btn-primary{background-color:var(--blue-green);color:#fff}.btn-primary:hover{background-color:#1a87a3;transform:translateY(-2px);box-shadow:0 4px 12px #219ebc4d}.btn-secondary{background-color:var(--sage);color:#fff}.btn-secondary:hover{background-color:#8fa07a;transform:translateY(-2px);box-shadow:0 4px 12px #a3b18a4d}.footer{text-align:center;margin-top:60px;padding:30px 20px;border-top:2px solid #e0e0e0;color:#666}.footer p{margin-bottom:8px}.footer p:first-child{font-weight:600;font-size:1rem}.footer p:last-child{font-size:.9rem;color:#888}.loading-container,.error-container{min-height:100vh;background-color:var(--white-smoke);display:flex;align-items:center;justify-content:center;padding:20px}.loading-content,.error-content{text-align:center;background-color:#fff;padding:40px;border-radius:var(--border-radius);box-shadow:var(--shadow);max-width:500px;width:100%}.spinner{width:50px;height:50px;border:4px solid #f3f3f3;border-top:4px solid var(--blue-green);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-content p{font-size:1.1rem;color:var(--jet);margin-bottom:10px}.loading-content small{color:#666;font-size:.9rem}.error-icon{font-size:4rem;margin-bottom:20px}.error-content h2{font-size:1.8rem;color:var(--imperial-red);margin-bottom:15px}.error-content p{font-size:1.1rem;color:#666;margin-bottom:20px}.error-content small{display:block;font-size:.9rem;color:#888;margin-bottom:25px}.error-content code{background-color:#f8f9fa;padding:2px 6px;border-radius:4px;font-family:Courier New,monospace}.retry-btn{background-color:var(--blue-green);color:#fff;padding:12px 24px;border:none;border-radius:var(--border-radius);cursor:pointer;font-size:1rem;font-weight:600;transition:var(--transition)}.retry-btn:hover{background-color:#1a87a3}.home-container{min-height:100vh;background:linear-gradient(135deg,var(--white-smoke),#e8f4f8);display:flex;align-items:center;justify-content:center;padding:20px}.home-content{text-align:center;max-width:600px;background-color:#fff;padding:50px 40px;border-radius:var(--border-radius);box-shadow:var(--shadow)}.home-content h1{font-size:2.5rem;color:var(--blue-green);margin-bottom:20px;font-weight:700}.home-content>p{font-size:1.3rem;color:#666;margin-bottom:40px;line-height:1.6}.example-box{background-color:var(--white-smoke);padding:25px;border-radius:var(--border-radius);border-left:4px solid var(--blue-green)}.example-box h3{font-size:1.1rem;color:var(--jet);margin-bottom:15px;font-weight:600}.example-box code{background-color:#2d3748;color:#68d391;padding:12px 20px;border-radius:6px;font-family:Courier New,monospace;font-size:1rem;display:inline-block;margin-bottom:15px}@media (max-width: 768px){.container{padding:15px}.header{padding:1.5rem 1rem}.header h1{font-size:2rem}.header p{font-size:1rem}.card{padding:20px}.card-header{flex-direction:column;align-items:flex-start;gap:10px}.card-header h2{font-size:1.5rem}.pet-details{grid-template-columns:1fr;gap:20px}.detail-item{padding:15px}.actions{flex-direction:column;align-items:center}.btn{width:100%;max-width:250px}.qr-section{padding:20px;margin:30px 0}.qr-placeholder{width:180px;height:180px}.home-content{padding:30px 25px}.home-content h1{font-size:2rem}.home-content>p{font-size:1.1rem}.loading-content,.error-content{padding:30px 25px}}@media (max-width: 480px){.header h1{font-size:1.8rem}.pet-details{gap:15px}.detail-item{padding:12px}.detail-label{font-size:.8rem}.detail-value{font-size:1rem}.qr-placeholder{width:150px;height:150px;font-size:.9rem}}:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}