.upgrade-card {
    transition: all 0.25s ease !important;
}
.upgrade-card:hover {
    background: rgba(255, 255, 255, 0.05) !important;
    border-color: rgba(255, 255, 255, 0.15) !important;
    transform: translateY(-2px);
}
.upgrade-card.active {
    background: rgba(108, 59, 232, 0.08) !important;
    border-color: rgba(108, 59, 232, 0.4) !important;
    box-shadow: 0 0 15px rgba(108, 59, 232, 0.15);
}
.upgrade-card.active .custom-checkbox {
    background-color: var(--neon-purple) !important;
    border-color: var(--neon-purple) !important;
    box-shadow: 0 0 8px rgba(108, 59, 232, 0.6) !important;
}
.border-dashed {
    border-style: dashed !important;
}

/* Sticky Booking Button Styles */
.btn-sticky-booking {
    position: fixed;
    top: 85px; /* Unterhalb der geschrumpften Navigation */
    right: 2rem;
    z-index: 1020;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-20px);
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), 
                transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), 
                box-shadow 0.3s ease, 
                background 0.3s ease;
    box-shadow: 0 8px 20px rgba(250, 0, 129, 0.25);
}

.btn-sticky-booking.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

@media (max-width: 991.98px) {
    .btn-sticky-booking {
        top: 75px; /* Etwas höher auf Mobile wegen kompakterer Nav */
        right: 1rem;
        padding: 8px 18px;
        font-size: 11px;
    }
}

/* Dynamisches Layout für das Buchungsformular */
#bookingModal .modal-content {
    background: <?= $bgRgba ?> !important;
    border-radius: <?= (int)($layout['border_radius'] ?? 20) ?>px !important;
    font-size: <?= (int)($layout['font_size'] ?? 14) ?>px !important;
    text-align: <?= htmlspecialchars($layout['text_align'] ?? 'left') ?> !important;
}

#bookingModalLabel {
    color: <?= htmlspecialchars($layout['accent_color'] ?? '#fa0081') ?> !important;
    text-shadow: 0 0 10px <?= htmlspecialchars($layout['accent_color'] ?? '#fa0081') ?>55 !important;
}

#bookingModal .btn-submit {
    background: linear-gradient(135deg, <?= htmlspecialchars($layout['accent_color'] ?? '#fa0081') ?> 0%, var(--neon-blue, #4a55f7) 100%) !important;
}

#bookingModal .form-label {
    text-align: <?= htmlspecialchars($layout['text_align'] ?? 'left') ?> !important;
    display: block;
}