/* Custom styles for eAG/A1C Calculator */

/* Base styles */
body {
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.5;
    color: #333333;
}

/* Custom form elements */
.form-radio {
    appearance: none;
    -webkit-appearance: none;
    border: 1px solid #cbd5e0;
    border-radius: 50%;
    outline: none;
    transition: all 0.2s ease-in-out;
}

.form-radio:checked {
    border-color: #3498db;
    background-color: #3498db;
    background-image: url("data:image/svg+xml,%3csvg viewBox='0 0 16 16' fill='white' xmlns='http://www.w3.org/2000/svg'%3e%3ccircle cx='8' cy='8' r='4'/%3e%3c/svg%3e");
    background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
}

/* Accordion styles */
.accordion-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.5);
}

.accordion-btn.active svg {
    transform: rotate(180deg);
}

/* Custom focus styles for better accessibility */
input:focus, 
button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.5);
}

/* Custom transitions */
.transition-transform {
    transition: transform 0.2s ease-in-out;
}

/* Custom animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

/* Result container highlight */
.result-highlight {
    background-color: #ebf8ff;
    border-color: #90cdf4;
    transition: all 0.3s ease-in-out;
}

/* Error container styles */
#error-container {
    animation: fadeIn 0.3s ease-in-out;
}

/* Tooltip styles */
.tooltip {
    position: relative;
    display: inline-block;
    cursor: help;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: 200px;
    background-color: #333;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 8px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -100px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #333 transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* Responsive adjustments */
@media (max-width: 640px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .tooltip .tooltip-text {
        width: 160px;
        margin-left: -80px;
    }
}

/* Print styles */
@media print {
    body {
        background-color: white;
    }
    
    .container {
        max-width: 100%;
        padding: 0;
    }
    
    .accordion-content {
        display: block !important;
    }
    
    .accordion-btn svg {
        display: none;
    }
    
    button, 
    .accordion-btn {
        background-color: transparent !important;
    }
    
    #calculate-btn {
        display: none;
    }
}