* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #333;
    background: #f5f5f5;
}

.loading-screen {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    gap: 1rem;
    color: #757575;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e0e0e0;
    border-top-color: #1976d2;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

#blazor-error-ui {
    background: #ffebee;
    bottom: 0;
    display: none;
    left: 0;
    padding: 1rem;
    position: fixed;
    right: 0;
    z-index: 1000;
    color: #c62828;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #4caf50;
}

.invalid {
    outline: 1px solid #f44336;
}

.validation-message {
    color: #f44336;
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

input, select, textarea {
    font-family: inherit;
    font-size: 1rem;
}

button {
    font-family: inherit;
}

a {
    color: inherit;
    text-decoration: none;
}