*, *::before, *::after { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
    background: #f0f2f5;
    color: #111827;
}

a {
    color: #2563eb;
}

#blazor-error-ui {
    background: #fff3cd;
    border-top: 1px solid #ffc107;
    bottom: 0; left: 0; right: 0;
    padding: .75rem 1.5rem;
    position: fixed;
    display: none;
    z-index: 9999;
    font-size: .875rem;
}
#blazor-error-ui .dismiss { cursor: pointer; float: right; font-weight: bold; }

.valid.modified:not([type=checkbox]) { outline: 1px solid #198754; }
.invalid { outline: 1px solid #dc3545; }
.validation-message { color: #dc3545; font-size: .875rem; }