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.5s}.btn:hover:not(:disabled):before{width:300px;height:300px}.btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 8px #00000026}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,#0d7377,#0a5c5f);color:#fff}.btn-primary:hover:not(:disabled){background:linear-gradient(135deg,#0a5c5f,#084a4d)}.btn-secondary{background:#95a5a6;color:#fff}.btn-secondary:hover:not(:disabled){background:#7f8c8d}.btn-icon{font-size:1.25rem}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.app-main{animation:fadeInUp .5s ease-out}.info-section{background:#fff;padding:2rem;border-radius:12px;box-shadow:0 2px 8px #00000014;margin-top:2rem;border:1px solid #e2e8f0;transition:all .3s ease}.info-section:hover{box-shadow:0 4px 12px #0000001a;border-color:#cbd5e0}.info-section h3{font-size:1.25rem;color:#2c3e50;margin-bottom:1rem;font-weight:600}.info-section ol{list-style:none;counter-reset:step-counter;padding-left:0}.info-section li{counter-increment:step-counter;position:relative;padding-left:3rem;margin-bottom:1rem;line-height:1.6;color:#555}.info-section li:before{content:counter(step-counter);position:absolute;left:0;top:0;background:linear-gradient(135deg,#0d7377,#0a5c5f);color:#ffe600;width:2rem;height:2rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;box-shadow:0 2px 4px #0d73774d}.app-footer{background:#0a5c5f;padding:1.5rem 2rem;text-align:center;color:#fffc;font-size:.9rem;border-top:3px solid #FFE600;margin-top:auto}@media(max-width:768px){.app-header{padding:2rem 1.5rem}.header-brand{gap:1rem}.header-logo{width:52px;height:52px}.header-text h1{font-size:1.5rem}.header-text p{font-size:.95rem}.app-main{padding:2rem 1.5rem}.upload-container{grid-template-columns:1fr;gap:1.5rem}.action-buttons{flex-direction:column}.btn{width:100%;justify-content:center}}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#f0f7f7,#e6f0f0);min-height:100vh}#root{min-height:100vh}button,input{font-family:inherit}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:#f1f1f1;border-radius:10px}::-webkit-scrollbar-thumb{background:#a3d4d5;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#0d7377}