/* Loading indicator styles */
#loadingIndicator {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 6px solid #f3f3f3;
    border-top: 6px solid var(--primary);
    border-radius: 50%;
    animation: spin 1.5s linear infinite;
    margin-bottom: 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

#loadingMessage {
    font-size: 1.1rem;
    color: var(--text-color);
    font-weight: 500;
    margin-top: 10px;
}

/* Chart container styles */
.chart-container {
    margin: 2rem auto;
    height: 300px;
    max-width: 500px;
    position: relative;
}

/* Enhanced button styles */
.action-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
    justify-content: center;
}

.action-buttons button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-width: 130px;
    transition: all 0.3s ease;
    padding: 10px 16px;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
}

.action-buttons i {
    font-size: 16px;
}

/* Email form styles */
#emailForm {
    background-color: #f5f7fa;
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
    transition: all 0.3s ease;
}

#emailForm .form-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

#emailForm input {
    flex: 1;
    min-width: 250px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

#emailStatus {
    margin-top: 10px;
    font-size: 14px;
}

/* Accessibility improvements */
button:focus, 
input:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

button:focus:not(:focus-visible),
input:focus:not(:focus-visible) {
    outline: none;
}

button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Print styles for forms */
@media print {
    .nav-wrapper,
    .form-actions,
    .action-buttons {
        display: none !important;
    }

    .modal-content {
        position: static;
        box-shadow: none;
        max-height: none;
        margin: 0;
        padding: 0;
    }
    
    .chart-container {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .recommendations ul li {
        page-break-inside: avoid;
    }
}

/* Mobile responsive improvements */
@media screen and (max-width: 600px) {
    .modal-content {
        padding: 15px;
        margin: 10px;
    }
    
    .form-actions button,
    .action-buttons button {
        width: 100%;
        margin-bottom: 8px;
    }
    
    .chart-container {
        height: 250px;
    }
}