/* Checkout Specific Styles */

/* Upsell Modal */
.upsell-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.3s ease-out;
}

.upsell-modal {
    background: white;
    width: 90%;
    max-width: 400px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
    position: relative;
    animation: slideUpModal 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.upsell-header {
    background: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 100%);
    padding: 30px 20px;
    text-align: center;
    color: white;
}

.upsell-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.upsell-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.upsell-body {
    padding: 24px;
    text-align: center;
}

.upsell-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    display: block;
}

.upsell-actions {
    padding: 0 24px 24px 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-upsell-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-upsell-secondary {
    background: #f0f0f5;
    color: #444;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
}

.btn-upsell-primary:active, .btn-upsell-secondary:active {
    transform: scale(0.98);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUpModal {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}