@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

body {
    font-family: 'Inter', sans-serif;
}

/* Custom print styles for PDF report generation */
@media print {
    body {
        background: white;
        color: black;
    }
    nav, footer, #btn-calculate, #btn-toggle-idf {
        display: none !important;
    }
    #results-container {
        opacity: 1 !important;
        pointer-events: auto !important;
        display: block !important;
    }
    .grid {
        display: block !important;
    }
    .col-span-1, .col-span-2 {
        width: 100% !important;
        margin-bottom: 20px;
    }
    input, select {
        border: none;
        background: transparent;
        padding: 0;
        font-weight: bold;
        -webkit-appearance: none;
    }
    .tab-content {
        display: block !important;
        margin-bottom: 30px;
        page-break-inside: avoid;
    }
    .tab-btn {
        display: none;
    }
    canvas {
        max-height: 300px !important;
        width: 100% !important;
    }
}

/* Smooth transitions for interactive elements */
.transition-height {
    transition: max-height 0.3s ease-in-out;
}

/* Custom scrollbar for table */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}