.feature-card {
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.tab-button.active {
    color: var(--theme-color);
    border-bottom: 2px solid var(--theme-color);
}

.product-header {
    background: linear-gradient(to right, #fff, #f9fafb);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}

.sku-option {
    padding: 8px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.sku-option.selected {
    border-color: var(--theme-color);
    background-color: rgba(var(--theme-color-rgb), 0.1);
    color: var(--theme-color);
}

.sku-option:hover {
    border-color: var(--theme-color);
}

.price-tag {
    font-size: 28px;
    font-weight: bold;
    color: #FFF;
}

.action-btn {
    background: linear-gradient(135deg, var(--theme-color, #3b82f6), var(--theme-deep, #2563eb));
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
}
.action-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.cart-btn {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
    border: none;
    padding: 12px 16px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
}
.cart-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}

.renew-btn {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-block;
}

.renew-btn:hover {
    opacity: 0.9;
    transform: translateY(-2px);
}