body {
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background-color: #f8f9fa;
    color: #333;
}
.card {
    border-radius: 1rem;
}
.floating-add-btn {
    position: fixed;
    right: 20px;
    bottom: 75px;
    width: 60px;
    height: 60px;
    background-color: #0d6efd;
    z-index: 1050;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}
.floating-add-btn:hover {
    background-color: #0b5ed7;
    color: #fff;
}
.mobile-nav {
    z-index: 1040;
}
.nav-text {
    font-size: 11px;
}
@media print {
    .navbar, .mobile-nav, .floating-add-btn, form, .btn {
        display: none !important;
    }
    body {
        background-color: #fff !important;
    }
}

@media print {
    body * {
        visibility: hidden;
    }
    #calculatorSection, #calculatorSection * {
        visibility: visible;
    }
    #calculatorSection {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 0;
        box-shadow: none !important;
        background: #fff !important;
    }
    .modal-backdrop, .modal, .btn, .navbar, .mobile-nav, .floating-add-btn {
        display: none !important;
    }
}