*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;background:#f5f5f5;color:#333;line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:inherit}button,input,textarea,select{font-family:inherit}.toast-container{position:fixed;top:1rem;right:1rem;z-index:1000;display:flex;flex-direction:column;gap:.5rem}.toast{padding:.875rem 1.25rem;border-radius:8px;box-shadow:0 4px 12px #00000026;animation:slideIn .3s ease;max-width:350px}.toast.success{background:#d4edda;color:#155724;border-left:4px solid #28a745}.toast.error{background:#f8d7da;color:#721c24;border-left:4px solid #dc3545}.toast.fade-out{animation:fadeOut .3s ease forwards}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes fadeOut{0%{opacity:1}to{opacity:0}}.spinner{width:24px;height:24px;border:3px solid #e9ecef;border-top-color:#007bff;border-radius:50%;animation:spin .8s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,#e9ecef 25%,#f5f5f5,#e9ecef 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media(max-width:768px){html{font-size:14px}}